FVXX22 KNES 021009
VOLCANIC ASH ADVISORY
ISSUED: 20070702/1009Z VAAC: WASHINGTON
VOLCANO: KLIUCHEVSKOI 1000-26
LOCATION: N5603 E16038 AREA: KAMCHATKA
SUMMIT ELEVATION: 15863 FT (4835 M)
ADVISORY NUMBER: 2007/009
INFORMATION SOURCE: GOES-11. GFS WINDS.
ERUPTION DETAILS: ONGOING ASH EMISSIONS.
OBS ASH DATE/TIME: 02/0900Z
OBS ASH CLOUD: FL180/FL330 25NM WIDE LINE BETWEEN
N5112 W16937 - N4702 W16529 - N4250 W15801 -
N4141 W15251 - N4150 W14950. ASH IS MOVING SE
60-65 KNOTS.
FCST ASH CLOUD +6H: 02/1500Z FL180/FL330 25NM
WIDE LINE BETWEEN N5113 W16817 - N4615 W16307 -
N4314 W15847 - N4145 W15208 - N4158 W14531.
FCST ASH CLOUD +12H: 02/2100Z NOT AVBL.
FCST ASH CLOUD +18H: 03/0300Z NOT AVBL.
REMARKS: LATE-DAY VISIBLE IMAGERY AT 02/0630Z
WITH LOW-SUN ANGLE AGREED WITH MULTISPECTRAL
IMAGERY SHOWING AN APPROXIMATELY 25 NMI WIDE
PLUME ARCING FROM ABOUT 51N 170W WHERE IT WAS
DRIFTING EASTWARD AT ABOUT 10-15 KTS...TO ABOUT
43N150W WHERE IT WAS DRIFTING SOUTHEASTWARD AT AN
UNKNOWN SPEED. THIS APPEARS TO BE FOLLOWING
CLOSER THE GFS WINDS AT 500MB THAN WINDS AT A
HIGHER ALTITUDE BUT WILL ALLOW FOR UNCERTAINTY IN
HEIGHT AND FORECAST. ...BALDWIN
NEXT ADVISORY: WILL BE ISSUED BY 20070702/1615Z
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